Write a java program to test that a given array of integers of length 2 contains a 4 or a 7

Q: Write a Java method that takes an array of float values and determines if all the numbers are…

A: Step1: we have create the method allDistinct that takes as arguments as float array Step2: using the…

Q: Write a Java program to take input an integer n which is the size of an array and then take input n…

A: Write a Java program to take input an integer n which is the size of an array and then take input n…

Q: A positive integer is called a perfect number if it is equal to the sum of all of its positive…

A: In the thread we use the isPerfectNumber() function to check a number is perfect or not.and then we…

Q: #2 Make an array of 5 doubles supplied by the user. Find the sum.

A: import java.util.*; public class Main{ public static void main(String[] args) {     double a[] = new…

Q: Write a java program that reads ten numbers from the user in an array and then prints the array,…

A: Java Program- import java.util.Scanner;public class Array{    public static void main(String[] args)…

Q: Write a Java program to take an array of ints, print true if one of the first 4 elements in the…

A: Start Run Loop to accept array elements Run Loop to check array contain 9 Use if statement to check…

Q: Write a Java program that uses an array to store the following 10 scores: 82 83 65 60 79 91 88 92 75…

A: I have provided solution in step 2.

Q: Write a java program that takes 20 integer inputs from user and stores them in an array. Then print…

A: I have provided solution in step2.